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Irregular triangle read by rows, formed from the triangle A333543 by dividing the terms in row n by n!.
2

%I #14 Apr 22 2020 02:23:59

%S 1,2,12,4,6784,4024,4936,2704,1912,936,824,496,360,352,256,72,48,16,

%T 16,16

%N Irregular triangle read by rows, formed from the triangle A333543 by dividing the terms in row n by n!.

%C Rows 1 through 4 computed by _Veit Elser_, later confirmed by _Tom Karzes_.

%C Row sums are A333540.

%C See A333543 for further information.

%D N. J. A. Sloane, Cutting Up a Cube, Math Fun Mailing List, Apr 10 2020; with replies from _Tom Karzes_, _Tomas Rokicki_, _Veit Elser_, and others.

%e Triangle begins:

%e 1,

%e 2,

%e 12, 4,

%e 6784, 4024, 4936, 2704, 1912, 936, 824, 496, 360, 352, 256, 72, 48, 16, 16, 16

%e ...

%Y Cf. A333539, A333540, A333543.

%K nonn,tabf,more

%O 1,2

%A _N. J. A. Sloane_, Apr 21 2020